*Yasuto WATANABE¹, Maki TSUJIMURA², Koichi IKEDA¹, Shinjiro YANO³, Yutaka ABE³, Takehiro MATSUMOTO³ (1.Graduate School of Life and Environmental Sciences, University of Tsukuba, 2.Faculty of Life and Environmental Sciences, University of Tsukuba, 3.Institute for Water Science, SUNTORY Global Innovation Center LTD)

*Lin HUANG¹, Yanjun SHEN², Akihiko KONDOH¹ (1.Chiba University, 2.Center for Agricultural Resources Research)

*Anh hoang LE¹, Maki TSUJIMURA¹, Huyen t.t. NGUYEN², Tuyen N. PHAN² (1.Graduate School of Life and Environmental Sciences, University of Tsukuba, 1-1-1 Ten-noudai, Tsukuba, 2.Institute of Energy, 6 Ton That Tung, Khuong Thuong ward, Dong Da district, Hanoi, Vietnam)

*Muga YAGUCHI¹, Yoichi MURAMATSU², Hitoshi CHIBA³, Fumiaki OKUMURA⁴ (1.Gra. Shc., The Univ. Tokyo, 2.Fac. Sci. and Tech., Tokyo Univ. Sci., 3.Fac. Sci., Okayama Univ., 4.Japex R.C.)

WARD, Majed ahmed AL¹, *Wan ruslan ISMAIL² (1.Geography Section, School of Humanities, Universiti Sains Malaysia, 11800 Pulau Pinang, 2.Geography Department, Thamar University, Dhamar, Yemen)

*Akifumi YOSHIDA¹, Osamu NAGAFUCHI², Kuriko YOKOTA³, Koyomi NAKAZAWA⁴, Ken'ichi OSAKA², Kenshi TETUKA⁵, Tatuko TETUKA⁵, Hiroyuki KITABUCHI¹ (1.Environmental Science Graduate school, University of Shiga Prefecture, 2.University of Shiga Prefecture, 3.Toyohashi University of Technology, 4.Division of Environmental Science, University of Shiga prefecture, 5.Society of Yakushimaology)

*Mayumi YOSHIOKA¹ (1.National Institute of Advanced Industrial Science and Technology (AIST))

*Hideki HAMAMOTO¹, Shoichi HACHINOHE¹, Hidetaka SHIRAISHI¹, Takashi ISHIYAMA¹, Akinobu MIYAKOSHI², Yuji MIYASHITA³, Daisuke TAHARA⁴ (1.Center for Environmental Science in Saitama, 2.National Institute of Advanced Industrial Science and Technology, 3.Hot Springs Research Institute of Kanagawa Prefecture, 4.Fukui Prefectural University)

*Gaurav SHRESTHA¹, Youhei UCHIDA¹, Mayumi YOSHIOKA¹ (1.National Institute of Advanced Industrial Science and Technology)